Colors: Black

Constructed with premium materials

Critically Taped Seams

Removable goggle clip keeps their goggles from slipping away

Wide core design with a deep valley-shaped cross section for efficient urethane damping and crisp handling

Spitfire Formula Four Conical 101a Wheels - 53mm, 54mm, 56mm Size:54mm Colors: BlackSpitfire Formula Four Conical 101a Wheels are the newest wheel by Spitfire. Tested by Spitfire Team riders, Formula Four Performance Urethane lasted longer, withstood more abuse and performed superior to all other wheels. Spitfire Formula Four Urethane was developed to combine all the desired properties of a performance wheel without sacrificing any one attribute at the expense of another. Formula Four's True lasting Performance Urethane comes not